Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8164246 | Light emission device and display device using the same as light source | Kyu-Won Jung, Hun Soo Kim, Sang Jin Lee, II Hwan Kim, Chang-Soo Lee +1 more | 2012-04-24 |
| 8058792 | Light emission device and display device including same | Jae-Young Lee, Dong-Su Chang | 2011-11-15 |
| 7923912 | Light-emitting electron emission device and display device including the same | Yong-Gun Won, Sang Jin Lee, Hun Soo Kim | 2011-04-12 |
| 7880383 | Electron emission display | Dong-Su Chang, Jae-Young Lee | 2011-02-01 |
| 7847474 | Vacuum envelope and electron emission display having the vacuum envelope | — | 2010-12-07 |
| 7830090 | Light emission device and display device using the light emission device as a light source | Dong-Su Chang, Jae-Young Lee | 2010-11-09 |
| 7816852 | Electron emission display device with anode terminal | Dong-Su Chang | 2010-10-19 |
| 7800292 | Vacuum envelope and electron emission display using the vacuum envelope | Dong-Su Chang, Jae-Hoon Lee, Jae-Young Lee | 2010-09-21 |
| 7791262 | Vacuum vessel, its method of manufacture, and electron emission display using the vacuum vessel | Dong-Su Chang | 2010-09-07 |
| 7772754 | Electron emission display spacer with flattening layer and manufacturing method thereof | Jae-Hoon Lee, Cheol-Hyeon Chang | 2010-08-10 |
| 7755268 | Electron emission display device having alignment marks to align substrates | Dong-Su Chang | 2010-07-13 |
| 7583017 | Electron emission display | — | 2009-09-01 |
| 7498732 | Electron emission device with a grid electrode and electron emission display having the same | — | 2009-03-03 |
| 7327076 | Electron emission display having a spacer | Jae-Hoon Lee | 2008-02-05 |
| 7187115 | Electron emission device | — | 2007-03-06 |
| 7157849 | Field emission display including mesh grid and focusing electrode and its method of manufacture | Cheol-Hyeon Chang, Dong-Su Chang, Dong Wook Kim, Jae-Sang Ha | 2007-01-02 |